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Given an integer, write a function to determine if it is a power of two. 阅读全文
posted @ 2017-08-05 22:33
Beserious
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摘要:
B. Flag of Berland time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The flag of Berland is 阅读全文
posted @ 2017-08-05 16:49
Beserious
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